function isEmptyObject(obj){
	for(var key in obj){
		return false
	};
	return true
};

function sort(obj){
	var result = {};
	var sortKeysArr = Object.keys(obj).sort((a,b) => {
		return obj[a]-obj[b];
	})
	for(var i=0;i<sortKeysArr.length;i++){
		var key = sortKeysArr[i];
		result.key = obj.key;
	}
	return result;
}

function sortArr(arr){
	arr.sort((a,b) => {
		return a-b;
	});
}